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Follow the reluctant adventures in the life of a Welsh astrophysicist sent around the world for some reason, wherein I photograph potatoes and destroy galaxies in the name of science. And don't forget about my website, www.rhysy.net

Monday, 10 April 2017

Ask An Astronomer Anything At All About Astronomy (XXXVII)

At the last minute the threshold of five questions was reached for publishing a "weekly" AAAAAAAA, so here it is.